4x+x+16=7x+x-20

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Solution for 4x+x+16=7x+x-20 equation:



4x+x+16=7x+x-20
We move all terms to the left:
4x+x+16-(7x+x-20)=0
We add all the numbers together, and all the variables
4x+x-(8x-20)+16=0
We add all the numbers together, and all the variables
5x-(8x-20)+16=0
We get rid of parentheses
5x-8x+20+16=0
We add all the numbers together, and all the variables
-3x+36=0
We move all terms containing x to the left, all other terms to the right
-3x=-36
x=-36/-3
x=+12

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